Gaya APA
Barchia, M, F. (2009).
Agroekosistem tanah mineral masam/Muhammad Faiz Barchia .
Gorontalo:
Gadjah Mada University Press.
Gaya MLA
Barchia, Muhammad, Faiz.
"Agroekosistem tanah mineral masam/Muhammad Faiz Barchia".
Gorontalo:
Gadjah Mada University Press,
2009.
Text.